ESSENTIALS OF
RADIOGRAPHIC AND
IMAGINING 3
RD
EDITION[TEST BANK]
2023\2024
x-rays were discovered - CORRECT ANSWER-November 8,
1895
the black
... [Show More] cardboard Roentgen was using to study experiments
was painted with? - CORRECT ANSWER-barium platinocyanide
first radiograph was produced? - CORRECT ANSWER-December
22, 1895
what did people believe radiation burns were initally from? -
CORRECT ANSWER-they contributed the burns to electrical
effects surrounding x-ray production, such as heat and glow from
the electrical arc
who was the first person to pass away from the harmful effects of
radiation - CORRECT ANSWER-clarence dally
ionizing radiation - CORRECT ANSWER-radiation with sufficient
energy to ionize atoms
fundamental quantities are - CORRECT ANSWER-mass, length,
time
what were exposure times at the beginning of radiology? -
CORRECT ANSWER-were commonly in the 20-30 minute range,
however, some took up to 2 hours
derived quantities are - CORRECT ANSWER-velocity,
acceleration, force, momentum, work, and power
radiologic quantities are - CORRECT ANSWER-dose, dose
equivalent, exposure, and radioactivity
matter is - CORRECT ANSWER-anything that occupies space,
has shape or form, and has mass
pound is a british unit to quantify mass, pound is a measure of the
gravitational force exerted on a body known as? - CORRECT
ANSWER-weight
velocity - CORRECT ANSWER-is equal to the distance traveled
divided by the time necessary to cove that distance (v=d/t) - unit
of measure is m/s
acceleration - CORRECT ANSWER-found by subtracting the inital
velocity of an object from its final velocity and dividing it by the
time used (a=(vf-vo)/t) - unit of measure is m/s2 mass is -
CORRECT ANSWER-the quantity of matter contained in an
object mass is - CORRECT ANSWER-the quantity of matter
contained in an object
momentum - CORRECT ANSWER-is equal to the mass of the
object multiplied by its velocity (p=mv) - unit of measure is kg-m/s
work - CORRECT ANSWER-an expression of the force applied to
an object multiplied by the distance across which its applied
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